PCI-1612 Series Features 4-port RS-232/422/485 PC.
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PCI-1612 - 4-port RS-232/422/485 PCI Communication Cards
PCI-1612 Series Features 4-port RS-232/422/485 PCI Communication Cards PCI-1612A/B PCI-1612AU/U RoHS 2002/95/EC PCI bus 2.1 (PCI-1612A/1612B), 2.